diff options
| author |   Sean Anderson <sean.anderson@linux.dev> | 2025-02-14 16:12:52 -0500 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2025-02-18 17:54:35 -0800 |
| commit | c900e49d58eb32b192b6d200ace4ae3ab89779d4 (patch) | |
| tree | d8284e19524721b51dd683695d9e65664e829d5e | |
| parent | net: phy: realtek: add helper RTL822X_VND2_C22_REG (diff) | |
| download | wireguard-linux-c900e49d58eb32b192b6d200ace4ae3ab89779d4.tar.xz wireguard-linux-c900e49d58eb32b192b6d200ace4ae3ab89779d4.zip | |
net: xilinx: axienet: Implement BQL
Implement byte queue limits to allow queueing disciplines to account for
packets enqueued in the ring buffers but not yet transmitted.
Signed-off-by: Sean Anderson <sean.anderson@linux.dev>
Link: https://patch.msgid.link/20250214211252.2615573-1-sean.anderson@linux.dev
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index 2ffaad0b0477..60a5bceb0117 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -1002,6 +1002,7 @@ static int axienet_tx_poll(struct napi_struct *napi, int budget) &size, budget); if (packets) { + netdev_completed_queue(ndev, packets, size); u64_stats_update_begin(&lp->tx_stat_sync); u64_stats_add(&lp->tx_packets, packets); u64_stats_add(&lp->tx_bytes, size); @@ -1125,6 +1126,7 @@ axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev) if (++new_tail_ptr >= lp->tx_bd_num) new_tail_ptr = 0; WRITE_ONCE(lp->tx_bd_tail, new_tail_ptr); + netdev_sent_queue(ndev, skb->len); /* Start the transfer */ axienet_dma_out_addr(lp, XAXIDMA_TX_TDESC_OFFSET, tail_p); @@ -1751,6 +1753,7 @@ static int axienet_stop(struct net_device *ndev) dma_release_channel(lp->tx_chan); } + netdev_reset_queue(ndev); axienet_iow(lp, XAE_IE_OFFSET, 0); if (lp->eth_irq > 0) @@ -2676,6 +2679,7 @@ static void axienet_dma_err_handler(struct work_struct *work) ~(XAE_OPTION_TXEN | XAE_OPTION_RXEN)); axienet_dma_stop(lp); + netdev_reset_queue(ndev); for (i = 0; i < lp->tx_bd_num; i++) { cur_p = &lp->tx_bd_v[i]; |